Increase GC card size to 1024

With CC, having a larger GC card size does not commonly affect
pauses.

Results:
Before (128):
System wide card table PSS: 3642.4K
GrayAllNewlyDirtyImmuneObjects avg: 145us

After (1024):
System wide card table PSS: 1477.8K
GrayAllNewlyDirtyImmuneObjects avg: 75us

Test: test-art-host

Bug: 36457259
Change-Id: Icec03664985ef75859f4e99d9f76c3b9988193e6
4 files changed